{"id":29765,"date":"2023-06-29T19:05:03","date_gmt":"2023-04-10T09:31:31","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/python-mongodb-mqtt-%e5%ae%89%e8%a3%85%e5%a4%87%e5%bf%98%e5%bd%95\/"},"modified":"2025-08-12T15:47:01","modified_gmt":"2025-08-12T07:47:01","slug":"python-mongodb-mqtt-%e5%ae%89%e8%a3%85%e5%a4%87%e5%bf%98%e5%bd%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/python-mongodb-mqtt-%e5%ae%89%e8%a3%85%e5%a4%87%e5%bf%98%e5%bd%95\/","title":{"rendered":"Python MongoDB MQTT \u5b89\u88c5\u5907\u5fd8\u5f55"},"content":{"rendered":"<h1>Python \u5b89\u88c5<\/p>\n<h2>pyenv \u4e0b\u8f7d<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>git clone https:\/\/github.com\/pyenv\/pyenv.git ~\/.pyenv\r\n<\/code><\/pre>\n<h2>\u5728&#8221;.zshenv&#8221;\u6587\u4ef6\u4e2d\u6dfb\u52a0\u8bbe\u7f6e\u5e76\u91cd\u65b0\u767b\u5f55<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">export <\/span><span class=\"nv\">PYENV_ROOT<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"<\/span><span class=\"nv\">$HOME<\/span><span class=\"s2\">\/.pyenv\"<\/span>\r\n<span class=\"nb\">export <\/span><span class=\"nv\">PATH<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"<\/span><span class=\"nv\">$PYENV_ROOT<\/span><span class=\"s2\">\/bin:<\/span><span class=\"nv\">$PATH<\/span><span class=\"s2\">\r\neval \"<\/span><span class=\"si\">$(<\/span>pyenv init -<span class=\"si\">)<\/span><span class=\"s2\">\"\r\n<\/span><\/code><\/pre>\n<h2>\u53ef\u4ee5\u68c0\u67e5\u53ef\u5b89\u88c5\u7684Python\u7248\u672c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>pyenv <span class=\"nb\">install<\/span> <span class=\"nt\">-l<\/span>\r\n<\/code><\/pre>\n<h2>\u5728\u5b89\u88c53.7.0\u7248\u672c\u65f6\uff0c\u9700\u8981\u5728Ubuntu 17.04\u4e0a\u5b89\u88c5\u4ee5\u4e0b\u7684\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install <\/span>libffi-dev\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install <\/span>zlib1g-dev\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install <\/span>libssl-dev libbz2-dev libreadline-dev\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-get <span class=\"nb\">install <\/span>sqlite3 libsqlite3-dev\r\n<\/code><\/pre>\n<h2>\u5982\u679c\u60f3\u8981\u4f7f\u7528matplotlib\uff0c\u5219\u8fd8\u9700\u8981\u4ee5\u4e0b\u7684\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt <span class=\"nb\">install <\/span>tk-dev\r\n<\/code><\/pre>\n<h2>\u5b89\u88c53.7.0\u7248\u672c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>pyenv <span class=\"nb\">install <\/span>3.7.0\r\n<\/code><\/pre>\n<h2>\u5217\u51fa\u5df2\u5b89\u88c5\u7684\u7248\u672c<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>pyenv versions\r\n<\/code><\/pre>\n<h2>\u8bbe\u5b9a\u4e3a\u901a\u5e38\u4f7f\u75283.7.0\u7248\u672c\uff08\u5728\u8bbe\u5b9a\u5b8c\u6210\u540e\uff0c\u9700\u8981\u91cd\u65b0\u767b\u5f55\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>pyenv global 3.7.0\r\n<\/code><\/pre>\n<h1>\u770b\u8d77\u6765MQTT\u6838\u5fc3\u5df2\u7ecf\u81ea\u52a8\u5b89\u88c5\u5e76\u8fdb\u884c\u4e86\u542f\u52a8\u8bbe\u7f6e\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt update\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt <span class=\"nb\">install <\/span>mosquitto mosquitto-clients\r\n<\/code><\/pre>\n<h1>\u5b89\u88c5\u548c\u542f\u52a8MongoDB\uff08\u7531\u4e8e4.0\u7248\u672c\u4e0d\u80fd\u540c\u65f6\u4f7f\u7528CMake\uff0c\u56e0\u6b64\u4f7f\u75283.6\u7248\u672c\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt-key adv <span class=\"nt\">--keyserver<\/span> hkp:\/\/keyserver.ubuntu.com:80 <span class=\"nt\">--recv<\/span> 2930ADAE8CAF5059EE73BB4B58712A2291FA4AD5\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">echo<\/span> <span class=\"s2\">\"deb [ arch=amd64,arm64 ] https:\/\/repo.mongodb.org\/apt\/ubuntu xenial\/mongodb-org\/3.6 multiverse\"<\/span> | <span class=\"nb\">sudo tee<\/span> \/etc\/apt\/sources.list.d\/mongodb-org-3.6.list\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt update\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt <span class=\"nb\">install <\/span>mongodb-org\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl unmask mongod\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl start mongod\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>systemctl <span class=\"nb\">enable <\/span>mongod\r\n<\/code><\/pre>\n<h1>\u89e3\u51b3\u95ee\u9898\u5148\u5b89\u88c53.6.3\u7248\u672c\uff0c\u7136\u540e\u5b89\u88c54.0\u7248\u672c\uff0c\u7531\u4e8ecmake\u51fa\u73b0\u51b2\u7a81\uff0c\u56e0\u6b64\u9700\u8981\u56de\u9000\u52303.6.6\u7248\u672c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt update\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt <span class=\"nb\">install <\/span>mongodb-org\r\n<span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt upgrade\r\nReading package lists... Done\r\nBuilding dependency tree       \r\nReading state information... Done\r\nYou might want to run <span class=\"s1\">'apt --fix-broken install'<\/span> to correct these.\r\nThe following packages have unmet dependencies:\r\n mongodb-org : Depends: mongodb-org-tools but it is not installed\r\nE: Unmet dependencies. Try <span class=\"s1\">'apt --fix-broken install'<\/span> with no packages <span class=\"o\">(<\/span>or specify a solution<span class=\"o\">)<\/span><span class=\"nb\">.<\/span>\r\n<\/code><\/pre>\n<p>\u53d1\u751f\u4e86\u5404\u79cd\u9519\u8bef\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span><span class=\"nb\">sudo <\/span>apt <span class=\"nt\">-o<\/span> Dpkg::Options::<span class=\"o\">=<\/span><span class=\"s2\">\"--force-overwrite\"<\/span> <span class=\"nb\">install <\/span>mongodb-org-tools\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6211\u5f53\u65f6\u8fd9\u6837\u505a\u5c31\u597d\u4e86\u3002<\/p>\n<h1>Python \u6a21\u5757 (Python<\/p>\n<h2>\u5b89\u88c5Python\u7684mongodb\u548cmqtt\u6a21\u5757\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>pip <span class=\"nb\">install <\/span>pymongo\r\n<span class=\"nv\">$ <\/span>pip <span class=\"nb\">install <\/span>paho-mqtt\r\n<\/code><\/pre>\n<h2>pymongo\u793a\u4f8b<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">pymongo<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">MongoClient<\/span><span class=\"p\">,<\/span> <span class=\"n\">ASCENDING<\/span><span class=\"p\">,<\/span> <span class=\"n\">DESCENDING<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">datetime<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">datetime<\/span>\r\n\r\n<span class=\"k\">if<\/span> <span class=\"n\">__name__<\/span> <span class=\"o\">==<\/span> <span class=\"s\">'__main__'<\/span><span class=\"p\">:<\/span>\r\n    <span class=\"c1\"># mongo\r\n<\/span>    <span class=\"n\">mongoclient<\/span> <span class=\"o\">=<\/span> <span class=\"n\">MongoClient<\/span><span class=\"p\">(<\/span><span class=\"s\">'mongodb:\/\/localhost:27017\/'<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">db<\/span> <span class=\"o\">=<\/span> <span class=\"n\">mongoclient<\/span><span class=\"p\">[<\/span><span class=\"s\">'sensor_database'<\/span><span class=\"p\">]<\/span>\r\n    <span class=\"n\">collection<\/span> <span class=\"o\">=<\/span> <span class=\"n\">db<\/span><span class=\"p\">[<\/span><span class=\"s\">'sensor_collection'<\/span><span class=\"p\">]<\/span>\r\n    <span class=\"n\">collection<\/span><span class=\"p\">.<\/span><span class=\"n\">delete_many<\/span><span class=\"p\">({})<\/span>\r\n    <span class=\"n\">collection<\/span><span class=\"p\">.<\/span><span class=\"n\">create_index<\/span><span class=\"p\">([(<\/span><span class=\"s\">'nodeid'<\/span><span class=\"p\">,<\/span> <span class=\"n\">ASCENDING<\/span><span class=\"p\">)])<\/span>\r\n    <span class=\"n\">collection<\/span><span class=\"p\">.<\/span><span class=\"n\">create_index<\/span><span class=\"p\">([(<\/span><span class=\"s\">'date'<\/span><span class=\"p\">,<\/span> <span class=\"n\">ASCENDING<\/span><span class=\"p\">)])<\/span>\r\n    <span class=\"n\">data<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span><span class=\"s\">'nodeid'<\/span><span class=\"p\">:<\/span><span class=\"s\">'testnode'<\/span><span class=\"p\">,<\/span> <span class=\"s\">'temp'<\/span><span class=\"p\">:<\/span><span class=\"mf\">32.1<\/span><span class=\"p\">,<\/span> <span class=\"s\">'date'<\/span><span class=\"p\">:<\/span><span class=\"n\">datetime<\/span><span class=\"p\">.<\/span><span class=\"n\">utcnow<\/span><span class=\"p\">()}<\/span>\r\n    <span class=\"n\">collection<\/span><span class=\"p\">.<\/span><span class=\"n\">insert_one<\/span><span class=\"p\">(<\/span><span class=\"n\">data<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h2>MQTT\u793a\u4f8b\uff08\u6307\u5b9a\u7528\u6237\u540d\u548c\u5bc6\u7801\uff09<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">paho.mqtt.client<\/span> <span class=\"k\">as<\/span> <span class=\"n\">mqtt<\/span>\r\n\r\n<span class=\"n\">host<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'127.0.0.1'<\/span>\r\n<span class=\"n\">port<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1883<\/span>\r\n<span class=\"n\">topic<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'\/sensor\/data'<\/span>\r\n<span class=\"n\">username<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'user'<\/span>\r\n<span class=\"n\">password<\/span> <span class=\"o\">=<\/span> <span class=\"s\">'pass'<\/span>\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">on_connect<\/span><span class=\"p\">(<\/span><span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">userdata<\/span><span class=\"p\">,<\/span> <span class=\"n\">flags<\/span><span class=\"p\">,<\/span> <span class=\"n\">respons_code<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"s\">'status {0}'<\/span><span class=\"p\">.<\/span><span class=\"nb\">format<\/span><span class=\"p\">(<\/span><span class=\"n\">respons_code<\/span><span class=\"p\">))<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">subscribe<\/span><span class=\"p\">(<\/span><span class=\"n\">topic<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">on_message<\/span><span class=\"p\">(<\/span><span class=\"n\">client<\/span><span class=\"p\">,<\/span> <span class=\"n\">userdata<\/span><span class=\"p\">,<\/span> <span class=\"n\">msg<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">print<\/span><span class=\"p\">(<\/span><span class=\"nb\">str<\/span><span class=\"p\">(<\/span><span class=\"n\">msg<\/span><span class=\"p\">.<\/span><span class=\"n\">payload<\/span><span class=\"p\">))<\/span>\r\n\r\n<span class=\"k\">if<\/span> <span class=\"n\">__name__<\/span> <span class=\"o\">==<\/span> <span class=\"s\">'__main__'<\/span><span class=\"p\">:<\/span>\r\n    <span class=\"c1\"># mqtt\r\n<\/span>    <span class=\"n\">client<\/span> <span class=\"o\">=<\/span> <span class=\"n\">mqtt<\/span><span class=\"p\">.<\/span><span class=\"n\">Client<\/span><span class=\"p\">()<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">on_connect<\/span> <span class=\"o\">=<\/span> <span class=\"n\">on_connect<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">on_message<\/span> <span class=\"o\">=<\/span> <span class=\"n\">on_message<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">username_pw_set<\/span><span class=\"p\">(<\/span><span class=\"n\">username<\/span><span class=\"p\">,<\/span> <span class=\"n\">password<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">connect<\/span><span class=\"p\">(<\/span><span class=\"n\">host<\/span><span class=\"p\">,<\/span> <span class=\"n\">port<\/span><span class=\"o\">=<\/span><span class=\"n\">port<\/span><span class=\"p\">,<\/span> <span class=\"n\">keepalive<\/span><span class=\"o\">=<\/span><span class=\"mi\">60<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">client<\/span><span class=\"p\">.<\/span><span class=\"n\">loop_forever<\/span><span class=\"p\">()<\/span>\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Python \u5b89\u88c5 pyenv \u4e0b\u8f7d $ git clone https:\/\/github.com\/pyenv [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-29765","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 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